Finding the Fourth Proportional to 1,398,980.70, 1,930,593.35 and 795,368.70
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Solution
The fourth proportional to 1,398,980.70, 1,930,593.35 and 795,368.70 is: 1,097,608.80
Step by Step Solution
- Step 1: Write the proportion equation
1,398,980.70 : 1,930,593.35 = 795,368.70 : x - Step 2: Convert to fraction form
1,398,980.70/1,930,593.35 = 795,368.70/x - Step 3: Cross multiply
1,398,980.70x = 1,930,593.35 × 795,368.70 - Step 4: Simplify right side
1,398,980.70x = 1,535,533,525,006.57 - Step 5: Solve for x
x = 1,535,533,525,006.57/1,398,980.70 - Step 6: Final answer
x = 1,097,608.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.